1 /* 2 * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 /** 26 * @test 27 * @bug 6852078 28 * @summary Disable SuperWord optimization for unsafe read/write 29 * @modules java.corba/com.sun.corba.se.impl.encoding 30 * java.corba/com.sun.jndi.toolkit.corba 31 * 32 * @run main compiler.c2.Test6852078 33 */ 34 35 package compiler.c2; 36 37 import com.sun.corba.se.impl.encoding.ByteBufferWithInfo; 38 import com.sun.jndi.toolkit.corba.CorbaUtils; 39 40 import java.nio.ByteBuffer; 41 import java.util.Hashtable; 42 43 public class Test6852078 { 44 45 public Test6852078(String [] args) { 46 47 int capacity = 128; 48 ByteBuffer bb = ByteBuffer.allocateDirect(capacity); 49 ByteBufferWithInfo bbwi = new ByteBufferWithInfo( CorbaUtils.getOrb(null, -1, new Hashtable()), bb); 50 byte[] tmpBuf; 51 tmpBuf = new byte[bbwi.buflen]; 52 53 for (int i = 0; i < capacity; i++) 54 tmpBuf[i] = bbwi.byteBuffer.get(i); 55 } 56 57 public static void main(String [] args) { 58 long start = System.currentTimeMillis(); 59 for (int i=0; i<2000; i++) { 60 // To protect slow systems from test-too-long timeouts 61 if ((i > 100) && ((System.currentTimeMillis() - start) > 100000)) 62 break; 63 Test6852078 t = new Test6852078(args); 64 } 65 } 66 }